H. Aziz and B. Klaus. A Taxonomy of Stability Concepts for Random Matching under Priorities. Working Paper. 2016.

H. Aziz, P. Luo, C. Rizkallah. Incompatibility of Efficiency and Strategyproofness in the Random Assignment Setting with Indifferences. Working Paper. [ Pdf ] presented at the Australasia Meeting of the Econometric Society 2016 as well as AGT@IJCAI2016.

D. Leech and H. Aziz. The double majority voting rule of the EU reform treaty as a democratic, ideal for an enlarging union: an appraisal using voting power analysis. In W. Slomczynski and K. Zyczkowski eds., Distribution of Power and voting procedures in the European Union. Ashgate 2009, ISBN:9780754694960. [Link]

D. Leech and H. Aziz. The double majority voting rule of the EU reform treaty as a democratic ideal for an enlarging union: an appraisal using voting power analysis. Proceedings of Annual Meeting of the European Public Choice Society 2008, Jena, Germany. [Link | Pdf ] (Previously as D. Leech and H. Aziz, 'Some Properties of the Qualified Majority Voting Provisions of the EU Constitutional Treaty under Various Enlargement Scenarios', International Workshop on the Distribution of Voting Power in the EU, Warsaw, 2007 [venue])